InChI=1/C16H22N4O3/c17-15(22)12-6-9-20(10-7-12)11-8-14(21)19-16(23)18-13-4-2-1-3-5-13/h1-5,12H,6-11H2,(H2,17,22)(H2,18,19,21,23)/p+1/fC16H23N4O3/h18-20H,17H2/q+1 B2040B93F71B1A9A